[project @ 2003-02-04 11:55:54 by simonmar] Add support for using vfork, which I apparently removed when this file was moved over from ghc/lib/std/cbits.  Using vfork on Linux makes quite a big difference - eg. when building GHC.Base with -split-objs , I saw a 2.5s reduction in system time.
[project @ 2003-02-04 11:55:54 by simonmar]
Add support for using vfork, which I apparently removed when this file
was moved over from ghc/lib/std/cbits.  Using vfork on Linux makes
quite a big difference - eg. when building GHC.Base with -split-objs ,
I saw a 2.5s reduction in system time.

shockkolate/containers,ekmett/containers,Zigazou/containers,shockkolate/containers,iu-parfunc/containers,hvr/containers,shockkolate/containers,ekmett/containers,hvr/containers,iu-parfunc/containers,ekmett/containers,beni55/pretty,iu-parfunc/containers,Zigazou/containers,meiersi/psqueues-old,hvr/containers,Zigazou/containers